1 /* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <memory> 20 21 #include "include/hardware/bt_vc.h" 22 #include "rust/cxx.h" 23 #include "types/raw_address.h" 24 25 namespace bluetooth { 26 namespace topshim { 27 namespace rust { 28 29 class VolumeControlIntf { 30 public: VolumeControlIntf(vc::VolumeControlInterface * intf)31 VolumeControlIntf(vc::VolumeControlInterface* intf) : intf_(intf){}; 32 33 void init(/*VolumeControlCallbacks* callbacks*/); 34 void cleanup(); 35 void connect(RawAddress addr); 36 void disconnect(RawAddress addr); 37 void remove_device(RawAddress addr); 38 void set_volume(int group_id, uint8_t volume); 39 void mute(RawAddress addr); 40 void unmute(RawAddress addr); 41 void get_ext_audio_out_volume_offset(RawAddress addr, uint8_t ext_output_id); 42 void set_ext_audio_out_volume_offset(RawAddress addr, uint8_t ext_output_id, int16_t offset_val); 43 void get_ext_audio_out_location(RawAddress addr, uint8_t ext_output_id); 44 void set_ext_audio_out_location(RawAddress addr, uint8_t ext_output_id, uint32_t location); 45 void get_ext_audio_out_description(RawAddress addr, uint8_t ext_output_id); 46 void set_ext_audio_out_description(RawAddress addr, uint8_t ext_output_id, const char* descr); 47 48 private: 49 vc::VolumeControlInterface* intf_; 50 }; 51 52 std::unique_ptr<VolumeControlIntf> GetVolumeControlProfile(const unsigned char* btif); 53 54 } // namespace rust 55 } // namespace topshim 56 } // namespace bluetooth 57